The Rosenberg SupraBox COMFORT energy recovery units are space-saving and distinguished primarily by their high energy efficiency. They provide an energy-saving ventilation system for real estate such as restaurants, retail shops, hotels, office buildings and many more. As a ceiling option, the SupraBox COMFORT units are available in two sizes with different nominal air flow rates. These range from 1,100-1,900 m³/h.

| Model | Tension V (50 Hz)  | Current fans A  | Power fans kW  | Speed rpm  | Air Flow m³/h  | Maximum Pressure Pa  | Dimensions mm  | Filter F7+M5 mm  | Air connection mm  | Weight kg  | 
|---|---|---|---|---|---|---|---|---|---|---|
| SUPRABOX 1100 D | 1x230V | 4 | 2x0,32 | 2600 | 1100 | 200 | 1650x460x1292 | 378x553x96 | Ø315 | 188 | 
| SUPRABOX 1900 D | 1x230V | 9 | 2x0,75 | 2800 | 1900 | 250 | 1650x460x1892 | 378x848x96 | 330x480 | 270 |